公开(公告)号：US20140204055A1

公开(公告)日：2014-07-24

申请号：US14133506

申请日：2013-12-18

Applicant: Shanghai Tianma Micro-Electronics Co., Ltd.

Inventor： Feng LU ,  Jun Ma

IPC: G06F3/044

CPC classification number: G06F3/044 ,  G06F3/0412 ,  G06F3/0416 ,  G06F3/0418 ,  G09G3/3648

Abstract: An In-cell touch screen and a method for driving the same includes: concurrently providing a plurality of gate drive signals to the plurality of gate lines line by line and a plurality of touch drive signals to the plurality of drive lines line by line, collecting original touch signals from the plurality of sensing lines line by line; when collecting is performed on a sensing line and any gate line covered by the sensing line is supplied with a gate drive signal, defining the original touch signals collected from a sensing line as interference signals; and removing the interference signals from the original touch signals to obtain a valid touch signal.

Abstract translation: 嵌入式单元触摸屏及其驱动方法包括：同时向多条栅极线逐行提供多条栅极驱动信号，并且逐行地向多条驱动线提供多条触摸驱动信号，收集 来自多条检测线的原始触摸信号逐行; 当在感测线上进行采集时，由感测线覆盖的任何栅极线被提供有栅极驱动信号，将从感测线收集的原始触摸信号定义为干扰信号; 并且从原始触摸信号中去除干扰信号以获得有效的触摸信号。

公开(公告)号：US20240176203A1

公开(公告)日：2024-05-30

申请号：US18432361

申请日：2024-02-05

Applicant: Shanghai Tianma Micro-Electronics Co., Ltd.

Inventor： Feng LU ,  Jujian FU

IPC: G02F1/167 ,  G02F1/1676

CPC classification number: G02F1/167 ,  G02F1/1676

Abstract: Provided are a display panel and a display apparatus. In an embodiment, the display panel includes a substrate and a display medium layer over the substrate. In an embodiment, the display medium layer includes: a microstructure; a plurality of charged particles located in the microstructure; a first electrode at least partially located in the microstructure; and a second electrode at least partially located in the microstructure. In an embodiment, the microstructure has a sidewall not parallel to the substrate and a bottom surface. In an embodiment, the first electrode includes a first side portion located on the sidewall and a first extension portion. In an embodiment, the first extension portion is connected to the first side portion and located on part of the bottom surface.

公开(公告)号：US20220107706A1

公开(公告)日：2022-04-07

申请号：US17554439

申请日：2021-12-17

Applicant: Shanghai Tianma Micro-Electronics Co., Ltd.

Inventor： Feng LU

IPC: G06F3/044 ,  G06F3/041

Abstract: A display panel and a display device are provided. The line arranging region includes a first line arranging region, a second line arranging region, and a third line arranging region. The touch lines include a first touch line located in the first line arranging region, a second touch line located in the second line arranging region, and a third touch line located in the third line arranging region. The first touch line is located in a touch layer, and the second touch line and the third touch line are located in a display layer. The power supply voltage lines include a first power supply voltage line. The third touch line is disposed in a layer different from the first power supply voltage line. The third touch line at least partially overlaps with the first power supply voltage line along a direction perpendicular to a plane of the display panel.

公开(公告)号：US20200380238A1

公开(公告)日：2020-12-03

申请号：US16600803

申请日：2019-10-14

Applicant: Shanghai Tianma Micro-Electronics Co., Ltd.

Inventor： Yang ZENG ,  Feng LU ,  Haochi YU ,  Xiaoyue SU

IPC: G06K9/00 ,  G09G3/3208 ,  G06F3/042 ,  G06K9/20

Abstract: Disclosed are a display panel, a driving method thereof and a display device. The display panel includes: a light-shielding layer including imaging apertures, a light-emitting element layer including first light-emitting elements and second light-emitting elements, a touch functional layer, and a fingerprint recognition module. The orthographic projection of the second light-emitting element on the light-shielding layer is closer to the corresponding imaging aperture than the orthographic projection of the first light-emitting element on the light-shielding layer. In a first detection stage, the first light-emitting elements emit light, the second light-emitting elements do not emit light, and the fingerprint recognition module generates a first fingerprint image. In a second detection stage, the second light-emitting elements emit light, and the fingerprint recognition module generates a second fingerprint image. The first fingerprint image and the second fingerprint image are combined into a fingerprint image.

公开(公告)号：US20200310168A1

公开(公告)日：2020-10-01

申请号：US16460444

申请日：2019-07-02

Applicant: Shanghai Tianma Micro-Electronics Co., Ltd.

Inventor： Shaolong MA ,  Feng LU ,  Qijun YAO

IPC: G02F1/01 ,  H01L27/12

Abstract: Display panel and display device are provided. The display panel includes a plurality of pixels and a blocking metal wire. The pixel includes a display unit and a control unit driving the display unit. The display unit at least includes a heating element and a phase change material layer. The heating element includes a first connecting terminal and a second connecting terminal. The control unit includes a first signal terminal and a second signal terminal. The control unit includes at least one diode, which includes a diode semiconductor layer including a first electrode contact region, a second electrode contact region and a connecting region. The blocking metal wire covers the connecting region and is insulated from the connecting region. The blocking metal wire is electrically connected to each of the first signal terminal and the first signal source or to each of the second connecting terminal and the second signal source.

公开(公告)号：US20180300012A1

公开(公告)日：2018-10-18

申请号：US16015193

申请日：2018-06-22

Applicant: SHANGHAI TIANMA MICRO-ELECTRONICS CO., LTD. ,  TIANMA MICRO-ELECTRONICS CO., LTD.

Inventor： Feng LU ,  Qijun Yao ,  Liang Liu ,  Shaolong Ma ,  Yingteng Zhai

IPC: G06F3/041 ,  G01L1/18 ,  H01L27/12

CPC classification number: G06F3/0416 ,  G01L1/18 ,  G06F3/0412 ,  G06F3/0421 ,  G06F3/044 ,  G06F3/045 ,  G06F2203/04105 ,  H01L27/1214

Abstract: Provided are an array substrate, a touch display panel and a method for calculating touch pressure. The array substrate includes: a display region with a non-display region around the display region, thin film transistors in the display region and having an active layer, at least two semiconductor pressure sensors, a bias voltage applying circuit for applying a bias voltage to each semiconductor pressure sensor, and a voltage detecting circuit for acquiring a strain voltage from each semiconductor pressure sensor. A first straight line connecting a first connecting terminal and a second connecting terminal of the semiconductor pressure sensor intersects a second straight line connecting a third connecting terminal and a fourth connecting terminal of the semiconductor pressure sensor. The semiconductor pressure sensor is a semiconductor film in a polygonal structure having at least four sides, the active layer and the semiconductor film are in a same layer.

公开(公告)号：US20180039370A1

公开(公告)日：2018-02-08

申请号：US15786404

申请日：2017-10-17

Applicant: SHANGHAI TIANMA MICRO-ELECTRONICS CO., LTD.

Inventor： Feng LU ,  Qijun YAO ,  Conghua MA ,  Shaolong MA ,  Liang LIU

IPC: G06F3/041

CPC classification number: G06F3/0414 ,  G01L1/146 ,  G01L1/205 ,  G06F3/0412 ,  G06F3/0416 ,  G06F3/044 ,  G06F2203/04105

Abstract: A touch panel is disclosed. The panel has a substrate having a touch region with a plurality of touch areas, a touch position detection apparatus, at least one pressure sensor group and a processor. The at least one pressure sensor group is disposed on the substrate. The pressure sensor group includes a first-type pressure sensor and a second-type pressure sensor. The first-type pressure sensor is located on a first side of the touch region and the second-type pressure sensor is located on a second side opposite to the first side of the touch region so that the first-type pressure sensor and the second-type pressure sensor of the same pressure sensor group are symmetric about the centerline of the touch panel. Each of the plurality of touch areas is associated with one of the at least one pressure sensor group.

公开(公告)号：US20170371472A1

公开(公告)日：2017-12-28

申请号：US15699721

申请日：2017-09-08

Applicant: Shanghai Tianma Micro-Electronics Co., Ltd.

Inventor： Xu QIAN ,  Feng LU

IPC: G06F3/041 ,  G02F1/1333 ,  G06F3/045 ,  G06F3/047

CPC classification number: G06F3/0414 ,  G02F1/13338 ,  G06F3/0412 ,  G06F3/0416 ,  G06F3/045 ,  G06F3/047 ,  G06F2203/04105

Abstract: A display panel, a display device, and a pressure sensing method are provided. The display panel includes a display region, a non-display region, a scanning driving circuit in the non-display region, a plurality of scanning lines extending in a first direction and being arranged in a second direction, and at least one pressure sensing unit. Each of the scanning lines is connected to one of output terminals of the scanning driving circuit and the first direction is perpendicular to the second direction. Each pressure sensing unit includes a first input terminal, a second input terminal, and a first output terminal. The first input terminal and the second input terminal are connected to different output terminals of the scanning driving circuit respectively, and the first output terminal is used for outputting a pressure sensing signal.

公开(公告)号：US20170185223A1

公开(公告)日：2017-06-29

申请号：US15194272

申请日：2016-06-27

Applicant: SHANGHAI TIANMA MICRO-ELECTRONICS CO., LTD. ,  TIANMA MICRO-ELECTRONICS CO., LTD.

Inventor： Feng LU ,  Songlin JIN

IPC: G06F3/041 ,  G09G3/20

CPC classification number: G06F3/0418 ,  G06F3/0412 ,  G06F3/044 ,  G09G3/2092 ,  G09G2330/08

Abstract: An array substrate, a touch line repairing method as well as a display panel are provided. The array substrate includes a plurality of touch electrodes, a plurality of touch lines, a first repairing line, a second repairing line and at least one third repairing line. The touch lines and the touch electrodes are in one-to-one correspondence and are electrically connected. The first repairing line and the second repairing line are arranged in the same layer, and are not arranged in the same layer with the touch lines. The first repairing line and the second repairing line intersect each touch line. The at least one third repairing line is arranged in the same layer with the touch lines, and intersects the first repairing line and the second repairing line. The repairing lines can be used for repairing the disconnected touch lines, so that the production yield is enhanced.

公开(公告)号：US20160103547A1

公开(公告)日：2016-04-14

申请号：US14618897

申请日：2015-02-10

Applicant: Shanghai Tianma Micro-Electronics Co., Ltd. ,  Tianma Micro-Electronics Co., Ltd.

Inventor： Feng LU ,  Zhongshou HUANG ,  Xianxiang ZHANG ,  Xiaoye LI ,  Gang LIU ,  Yingying XU

IPC: G06F3/041 ,  G02F1/1333 ,  G06F3/044

CPC classification number: G06F3/0416 ,  G02F1/13338 ,  G02F1/136286 ,  G02F2001/134372 ,  G06F3/0412 ,  G06F3/044 ,  G06F2203/04112

Abstract: An array substrate includes a plurality of data lines; a plurality of scanning lines intersecting the data lines to define pixel units; a plurality of pixel electrodes within the pixel units; and a plurality of touch electrodes having a grid shape and formed by a plurality of first sub-electrodes and a plurality of second sub-electrodes intersecting each other. Projections of the first sub-electrodes and the second sub-electrodes onto a layer containing the pixel electrodes are respectively located between adjacent pixel electrodes, or the first sub-electrodes and the second sub-electrodes are respectively located between adjacent pixel electrodes. The product of the resistance of the touch electrode and the load capacitance between the touch electrode, the source electrode and the first metal is reduced, which reduces the charging time of the touch driving signal and enables the touch state and the display state to operate in a time division manner.

Abstract translation: 阵列基板包括多条数据线; 与数据线相交的多条扫描线，以限定像素单元; 像素单元内的多个像素电极; 以及多个具有栅格形状并由多个第一子电极和多个彼此相交的第二子电极形成的触摸电极。 第一子电极和第二子电极到包含像素电极的层上的投影分别位于相邻的像素电极之间，或者第一子电极和第二子电极分别位于相邻的像素电极之间。 触摸电极的电阻和触摸电极，源电极和第一金属之间的负载电容的乘积减小，这减小了触摸驱动信号的充电时间，并且使得触摸状态和显示状态能够在 时间划分的方式。